mirror of
https://github.com/facebook/rocksdb.git
synced 2024-12-02 10:15:54 +00:00
ac1734d06b
Summary: (a) own copy of kMicrosInSecond (b) out-of-line sync point code Pull Request resolved: https://github.com/facebook/rocksdb/pull/7426 Test Plan: FB internal Reviewed By: ajkr Differential Revision: D23861363 Pulled By: pdillinger fbshipit-source-id: de6b1621dca2f7391c5ff72bad04a7613dc27527
39 lines
1.5 KiB
C++
39 lines
1.5 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
|
|
#include "test_util/mock_time_env.h"
|
|
|
|
#include "test_util/sync_point.h"
|
|
|
|
namespace ROCKSDB_NAMESPACE {
|
|
|
|
// TODO: this is a workaround for the different behavior on different platform
|
|
// for timedwait timeout. Ideally timedwait API should be moved to env.
|
|
// details: PR #7101.
|
|
void MockTimeEnv::InstallTimedWaitFixCallback() {
|
|
#ifndef NDEBUG
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
#ifdef OS_MACOSX
|
|
// This is an alternate way (vs. SpecialEnv) of dealing with the fact
|
|
// that on some platforms, pthread_cond_timedwait does not appear to
|
|
// release the lock for other threads to operate if the deadline time
|
|
// is already passed. (TimedWait calls are currently a bad abstraction
|
|
// because the deadline parameter is usually computed from Env time,
|
|
// but is interpreted in real clock time.)
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"InstrumentedCondVar::TimedWaitInternal", [&](void* arg) {
|
|
uint64_t time_us = *reinterpret_cast<uint64_t*>(arg);
|
|
if (time_us < this->RealNowMicros()) {
|
|
*reinterpret_cast<uint64_t*>(arg) = this->RealNowMicros() + 1000;
|
|
}
|
|
});
|
|
#endif // OS_MACOSX
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
#endif // !NDEBUG
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|